$OpenBSD: patch-include_sysinc_h,v 1.4 2015/09/01 19:40:18 robert Exp $

quick hack to fix building following if.h split; should really have an
autoconf check for it but that's harder because AC_CHECK_HEADERS isn't enough
for this file

--- include/sysinc.h.orig	Mon Aug 10 10:56:47 2015
+++ include/sysinc.h	Tue Sep  1 13:26:07 2015
@@ -302,6 +302,7 @@
 
 #ifdef HAVE_NET_IF_H
 #	include <net/if.h>
+#	include <net/if_var.h>
 #endif
 
 #ifdef HAVE_NET_IF_MIB_H
